From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 library/std/src/os/windows/io/tests.rs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 library/std/src/os/windows/io/tests.rs

(limited to 'library/std/src/os/windows/io/tests.rs')

diff --git a/library/std/src/os/windows/io/tests.rs b/library/std/src/os/windows/io/tests.rs
new file mode 100644
index 000000000..41734e52e
--- /dev/null
+++ b/library/std/src/os/windows/io/tests.rs
@@ -0,0 +1,21 @@
+#[test]
+fn test_niche_optimizations_socket() {
+    use crate::mem::size_of;
+    use crate::os::windows::io::{
+        BorrowedSocket, FromRawSocket, IntoRawSocket, OwnedSocket, RawSocket,
+    };
+
+    assert_eq!(size_of::<Option<OwnedSocket>>(), size_of::<RawSocket>());
+    assert_eq!(size_of::<Option<BorrowedSocket<'static>>>(), size_of::<RawSocket>(),);
+    unsafe {
+        #[cfg(target_pointer_width = "32")]
+        let (min, max) = (i32::MIN as u32, i32::MAX as u32);
+        #[cfg(target_pointer_width = "64")]
+        let (min, max) = (i64::MIN as u64, i64::MAX as u64);
+
+        assert_eq!(OwnedSocket::from_raw_socket(min).into_raw_socket(), min);
+        assert_eq!(OwnedSocket::from_raw_socket(max).into_raw_socket(), max);
+        assert_eq!(Some(OwnedSocket::from_raw_socket(min)).unwrap().into_raw_socket(), min);
+        assert_eq!(Some(OwnedSocket::from_raw_socket(max)).unwrap().into_raw_socket(), max);
+    }
+}
-- 
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